<!DOCTYPE html>

<html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>Title</title>
        <style type="text/css">
            h1 { color: red ; }
            .test {
                width: 800px ;
                height: 400px ;
                background-image: url("code.webp");
            }
        </style>
    </head>
    <body>

        <h1>珍爱生命，远离IE</h1>

        <div class="test"></div>
        
    </body>
</html>